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what is the mass of carbon in 210 grams of 5-dodecene
aqueous sodium chloride can be electrolysed using inert electrodes. Describe the effect that the position of ions in the electrochemical series has on the products of this electrolysis
Draw the products of the following alkene reactions:
a. (E)-2-methylhex-3-ene + ozone, then Zn in acidic (H3O+) medium
b. 3-methylhex-1-ene + HBr in ether
c. (Z)-3-methylhex-3-ene + H2 with platinum catalyst
d. (R)-4-methylhex-1-ene in a hydroboration reaction
e. (Z)-3-methylhex-2-ene + KI in phosphoric acid
f. 2-methylhex-2-ene in an oxymercuration - demercuration reaction
g. (E)-3-methylhex-3-ene in an osmium tetroxide hydroxylation reaction
h. 2-methylhex-1-ene in a KMnO4 oxidative cleavage reaction
i. (E)-3-methylhex-2-ene + bromine
j. 5-methylhex-1-ene in an epoxidation / hydroxylation reaction
Draw the products of the following alkyne reactions:
1. Hex-3-yne+H2 with a Lindlar catalyst
2. 4-methylpent-1-yne in a hydrocarbon- oxidation sequence
3. Hex-2-yne + two equivalents of bromine in CH2Cl2 solvent.
4. 4-methylpent-2-yne with a Li catalyst in ammonia
5. Hex-1-yne un a mercury (II) catalyzed hydration
Reaction of pyrrole with HCN,HCl yield?
a liquid paracetamol preparation for use with young children contains 1.52e-4 g paracetamol mL-1. approximately how many mols of paracetamol (M = 151.15 g mol-1) are there in a 15.0 mL dose of the liquid?
The substance Terylene is obtained by the condensation polymerization of benzene-1, 4-dioc acid, and ethane-1, 2-diol.
Benzene-1, 4-dioc acid (RMM = 166g) can be prepared in the laboratory by the oxidation of 1, 4-dimethylbenzene (RMM = 106g) with acidified potassium permanganate.
(i) Wrtite a balanced equation for this reaction using [O] as the oxidizing agent.
(ii) How would the PURE acid be obtained from the reaction mixture and how would the purity of the acid be verified?
(iii) What mass of 1, 4-dimethylbenzene would be required to produce 4.8g of benzene-1, 4-dioic acids, if the percentage yield is 60%
Draw all possible isomers of heptane, C7H16, and give their corresponding names
- What is condensation polymerization?
- Write the structure of :
- Benzene-1, 4-dioc acid
- Ethane-1, 2-diol
The substance Terylene is obtained by the condensation polymerization of benzene-1, 4-dioc acid and ethane-1, 2-diol.
In not more than two steps, give the equation with reagents and reaction condtions for the conversion of ethane to ethan-1, 2-diol.
Write the formula of the polymer that is obtained in the condensation reaction.
